diff options
| -rw-r--r-- | clang/lib/CodeGen/CGDebugInfo.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CGDebugInfo.cpp b/clang/lib/CodeGen/CGDebugInfo.cpp index f9570abef74..e1a9ae1a916 100644 --- a/clang/lib/CodeGen/CGDebugInfo.cpp +++ b/clang/lib/CodeGen/CGDebugInfo.cpp @@ -1123,9 +1123,12 @@ CollectCXXMemberFunctions(const CXXRecordDecl *RD, llvm::DIFile Unit, for(DeclContext::decl_iterator I = RD->decls_begin(), E = RD->decls_end(); I != E; ++I) { if (const CXXMethodDecl *Method = dyn_cast<CXXMethodDecl>(*I)) { - // Reuse the existing member function declaration if it exists + // Reuse the existing member function declaration if it exists. // It may be associated with the declaration of the type & should be // reused as we're building the definition. + // + // This situation can arise in the vtable-based debug info reduction where + // implicit members are emitted in a non-vtable TU. llvm::DenseMap<const FunctionDecl *, llvm::WeakVH>::iterator MI = SPCache.find(Method->getCanonicalDecl()); if (MI == SPCache.end()) { |
